Home / 12,268,724.20-18,403,086.30-3,294,183.40

Finding the Fourth Proportional to 12,268,724.20, 18,403,086.30 and 3,294,183.40

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Solution

The fourth proportional to 12,268,724.20, 18,403,086.30 and 3,294,183.40 is: 4,941,275.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268,724.20 : 18,403,086.30 = 3,294,183.40 : x
  2. Step 2: Convert to fraction form
    12,268,724.20/18,403,086.30 = 3,294,183.40/x
  3. Step 3: Cross multiply
    12,268,724.20x = 18,403,086.30 × 3,294,183.40
  4. Step 4: Simplify right side
    12,268,724.20x = 60,623,141,398,227.42
  5. Step 5: Solve for x
    x = 60,623,141,398,227.42/12,268,724.20
  6. Step 6: Final answer
    x = 4,941,275.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.